I have a u7195 tuner , I have installed the performance tune into my truck,of which I have modified , now when it says to install the factory tune back in, is that the original performance tune or the factory tune originally in my truck . In addition ,the rev limiter when it says off is that when ...

I have a Silverado SS 2003 , I recently added a airaid cai helix throttle plate and zex nitrous system currently on the 125 hp jets . I have installed the performance tune in which I have modified some what but I was wondering if there were some tips for tuning or a tune you have for my truck ...

I am using the 125 HP shot right now .

Hey I have a 2003 Silverado SS with an airaid intake , a helix throttle plate and a zex nitrous system . I had a lot of transmission slippage prior but seemed to have tuned that out . I was wondering if you had any insight as to what kind of engine tune I could change for better performance also any ...